12220101202111 has 16 divisors (see below), whose sum is σ = 13490429959296. Its totient is φ = 10976788900000.

The previous prime is 12220101202087. The next prime is 12220101202157. The reversal of 12220101202111 is 11120210102221.

It is not a de Polignac number, because 12220101202111 - 2⁵ = 12220101202079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220101202511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10655305 + ... + 11746306.

It is an arithmetic number, because the mean of its divisors is an integer number (843151872456).

Almost surely, 2^{12220101202111} is an apocalyptic number.

12220101202111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12220101202111 is a deficient number, since it is larger than the sum of its proper divisors (1270328757185).

12220101202111 is a wasteful number, since it uses less digits than its factorization.

12220101202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22402214.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12220101202111 its reverse (11120210102221), we get a palindrome (23340311304332).

The spelling of 12220101202111 in words is "twelve trillion, two hundred twenty billion, one hundred one million, two hundred two thousand, one hundred eleven".